Home / 11,010.40-16,493.20-6,837.60

Finding the Fourth Proportional to 11,010.40, 16,493.20 and 6,837.60

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Solution

The fourth proportional to 11,010.40, 16,493.20 and 6,837.60 is: 10,242.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,010.40 : 16,493.20 = 6,837.60 : x
  2. Step 2: Convert to fraction form
    11,010.40/16,493.20 = 6,837.60/x
  3. Step 3: Cross multiply
    11,010.40x = 16,493.20 × 6,837.60
  4. Step 4: Simplify right side
    11,010.40x = 112,773,904.32
  5. Step 5: Solve for x
    x = 112,773,904.32/11,010.40
  6. Step 6: Final answer
    x = 10,242.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.